00278nam a2200109 a 450000500170000008200130001710000170003024500310004726000440007830000260012263000200014820251203092024.0  a020bDEV  aDeverajan, G  aProfessional Librarianship  aNew DelhibEss & Ess Publicationsc1991  axiv,121 p.c22cm.bHB  aLibrary Science